content/common/view_messages.h - Issue 2527283003: cc: Introduce BeginFrame sequence numbers and acknowledgements.

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Unified Diff: content/common/view_messages.h

Issue 2527283003: cc: Introduce BeginFrame sequence numbers and acknowledgements.

Patch Set: Address Sami's comments, DisplayScheduler observes while BFSObservers exist. Created 4 years ago

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Index: content/common/view_messages.h

diff --git a/content/common/view_messages.h b/content/common/view_messages.h

index b9d444dbfe04c8058556966598d374301c1dfb1a..16d56092d16066ced079b1897c6c66f74a27037e 100644

--- a/content/common/view_messages.h

+++ b/content/common/view_messages.h

@@ -828,6 +828,11 @@ IPC_MESSAGE_ROUTED3(

cc::CompositorFrame /* frame */,

std::vector<IPC::Message> /* messages_to_deliver_with_frame */)

+// Sent if the BeginFrame did not cause a SwapCompositorFrame (e.g. because no

+// updates were required or because it was aborted in the renderer).

+IPC_MESSAGE_ROUTED1(ViewHostMsg_BeginFrameDidNotDraw,

+ cc::BeginFrameAck /* ack */)

// Send back a string to be recorded by UserMetrics.

IPC_MESSAGE_CONTROL1(ViewHostMsg_UserMetricsRecordAction,

std::string /* action */)